THE RIGHT UNIT. THE CLEAR ANSWER.

Mile per hour converter.

Compare road, running, and nautical speeds in metric and imperial units.

Speed converter

Precision

From

mph

1.609344km/h

THE RESULT

1 mph = 1.609344 km/h

Calculated in your browserFormula & conversion table

ONE VALUE, EVERY UNIT

Mile per hour equivalents

Value

Convert to	Result	Calculator
Meter per second (m/s)	0.44704 m/s
Kilometer per hour (km/h)	1.609344 km/h
Foot per second (ft/s)	1.466666667 ft/s
Knot (kn)	0.8689762419 kn

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Convert mile per hour to…

m/sMeter per second km/hKilometer per hour ft/sFoot per second knKnot

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The conversions you reach for.

mph→m/sMile per hour to Meter per second mph→km/hMile per hour to Kilometer per hour mph→ft/sMile per hour to Foot per second mph→knMile per hour to Knot

About speed conversions

Compare road, running, and nautical speeds in metric and imperial units.

Each unit is defined relative to one common base unit, so the same factors work consistently in both directions. Select any unit above to see its conversion formula, a worked example, and a reference table.

How precision and conventions work